GM LS Cathedral Port EFI Single Plane Aluminum Intake Manifold - Black
GM LS Cathedral Port EFI Single Plane Aluminum Intake Manifold - Black
SKU: SKU: 81137BK
In stock




Product Details
Features
- Fits GM Gen III LS Cathedral Port engines
- Features and single plane design
- Composed of aluminum for light weight and improved heat management
Description
TSP's single-plane high-performance intake manifold for the GM LS Gen III Cathedral Port is ideal for street performance EFI applications. Its design improves power and torque over a wide rpm range - 3,500-7,500. It is cast from lightweight aluminum includes fuel rails for easy installation. Pair with TSP's throttle body elbow for a unique fuel-injected set-up.
Specs
Engine Block Style | OEM Standard Deck |
Carburetor Quantity | 1 |
Intake Style | Single Plane |
Basic Operating Range | 2,500-7,000 RPM |
Manifold Material | Aluminum |
Manifold Finish | Available in Polished, Black, Satin |
Fitment
CHEVROLET SMALL BLOCK V8 GEN. III (LS BASED)
• 5.7 L / 346 in3
Emissions Notice
This Top Street Performance (TSP) product is designed for racing and off-road competition use only. It is not legal for use on public roads or emissions-controlled vehicles and does not comply with federal, state, or local emissions regulations. The buyer assumes all responsibility for legal use and installation.
What is a Emissions-Controlled Vehicle?
"An emissions-controlled vehicle is any vehicle equipped with a factory-installed emissions control system designed to reduce air pollution. These systems include catalytic converters, oxygen sensors, EGR (Exhaust Gas Recirculation) valves, and diesel particulate filters (DPF). Most vehicles manufactured after 1975 are considered emissions-controlled and must comply with federal and state emissions laws when used on public roads."

GM LS Cathedral Port EFI Single Plane Aluminum Intake Manifold - Black

GM LS Cathedral Port EFI Single Plane Aluminum Intake Manifold - Black
TSP's single-plane high-performance intake manifold for the GM LS Gen III Cathedral Port is ideal for street performance EFI applications. Its design improves power and torque over a wide rpm range - 3,500-7,500. It is cast from lightweight aluminum includes fuel rails for easy installation. Pair with TSP's throttle body elbow for a unique fuel-injected set-up.
FITMENT:
CHEVROLET SMALL BLOCK V8 GEN. III (LS BASED)
• 5.7 L / 346 in3
Engine Block Style | OEM Standard Deck |
Carburetor Quantity | 1 |
Intake Style | Single Plane |
Basic Operating Range | 2,500-7,000 RPM |
Manifold Material | Aluminum |
Manifold Finish | Available in Polished, Black, Satin |